英语当中的升降调具体用法?

1.陈述句读降调:He works hard every day.
2.一般疑问句读升调:Are you a doctor?Do you speak English?
3.特殊疑问句读降调:Who are you?
4.选择疑问句前升后降:Do you speak English or French?
5.反义疑问句前降后升,但把握较大时前后都降:You know it,don't you?It is fine,isn't it?
6.感叹句读降调:How clever she is!
7.祈使句表示命令读降调,表示请求用升调:Don't move!Sit down,please.
8.陈述疑问句用升调：You are a policeman?
9.未听清对方的话,要求对方重复一下用升调：What?Who?When?For what?Pardon?
10.句子较长,中间划分意群停顿时通常都读升调.